(2008). International family planning perspectives. Guttmacher Institute.
Citazione stile Chigago Style (17a edizione)International Family Planning Perspectives. New York: Guttmacher Institute, 2008.
Citatione MLA (9a ed.)International Family Planning Perspectives. Guttmacher Institute, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.